product news

Compare S235 and Q235 steel grades, including S235JR vs Q235B, yield strength, tensile strength, chemical composition, impact testing, ASTM equivalents and material selection.

A comprehensive guide to inspecting incoming steel coils for ERW tube production. Learn the key differences between slit edge and mill edge, burr measurement methods, defect evaluation, and applica...

The terms "slit edge" and "mill edge" are often used in the context of metal sheet and coil processing. These terms refer to the edges of metal sheets or coils after they have undergone specific ma...

Slag inclusion and poor weld beads are the top causes of failed pipe inspections. This guide explains how these defects form in LSAW and ERW pipes and why proper bead removal is the only way to ens...

Think galvanized steel is rust-proof? Think again. Learn the technical truth about zinc depletion, environmental corrosion rates, and why your project might be at risk. Expert insights for the stee...

While 11 Gauge is standardly 0.125" (3.18mm) for carbon steel, thickness tolerances under ASTM A500 can legally reduce this to 0.112". This guide by Yuantai Derun explains the critical balance betw...

From S355 to S960, High Strength Steel is taking over project specs. Learn how HSS optimizes infrastructure weight, durability, and total project budget.

Secure your supply chain with YTDR at Tube 2026 (Booth 1A21). Discover our large-scale SHS, RHS, and SSAW production excellence and optimized 2026 logistics strategies for global steel procurement.

In the international steel trade, a pipe is often judged not by its body, but by its ends.When we discuss "End Prep" in a manufacturing context, we are talking about the interface where two pipes m...

Sourcing scaffolding steel is rarely a 'plug-and-play' operation, as hidden variables in material tolerances and galvanization quality can make or break a project budget.Understanding the market la...

In the heavy industrial sector, true professionalism is defined by your command over those last few millimeters. We don't view dimensional tolerances as an afterthought—we know that every single pi...

The structural integrity of your building is only as good as the secondary framing you choose. By opting for high-quality steel roof purlins, you are choosing a material that is fire-resistant, dim...